15913564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 31600800

約数和(自身を除く): 15687236

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 109, 113, 218, 226, 323, 436, 452, 646, 1292, 1853, 1921, 2071, 2147, 3706, 3842, 4142, 4294, 7412, 7684, 8284, 8588, 12317, 24634, 35207, 36499, 49268, 70414, 72998, 140828, 145996, 209389, 234023, 418778, 468046, 837556, 936092, 3978391, 7956782, 15913564]

約数ペア:

[(1, 15913564), (2, 7956782), (4, 3978391), (17, 936092), (19, 837556), (34, 468046), (38, 418778), (68, 234023), (76, 209389), (109, 145996), (113, 140828), (218, 72998), (226, 70414), (323, 49268), (436, 36499), (452, 35207), (646, 24634), (1292, 12317), (1853, 8588), (1921, 8284), (2071, 7684), (2147, 7412), (3706, 4294), (3842, 4142)]